Home / 13,186.41-19,773.24-4,870.36

Finding the Fourth Proportional to 13,186.41, 19,773.24 and 4,870.36

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Solution

The fourth proportional to 13,186.41, 19,773.24 and 4,870.36 is: 7,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,186.41 : 19,773.24 = 4,870.36 : x
  2. Step 2: Convert to fraction form
    13,186.41/19,773.24 = 4,870.36/x
  3. Step 3: Cross multiply
    13,186.41x = 19,773.24 × 4,870.36
  4. Step 4: Simplify right side
    13,186.41x = 96,302,797.17
  5. Step 5: Solve for x
    x = 96,302,797.17/13,186.41
  6. Step 6: Final answer
    x = 7,303.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.